2014
高考英语单项选择抓分练习（50）及答案 ⅰ.单项填空(共15小题；每小题1分，满分15分) 1．doctor nathan is said to have been ________ to researching into wild animals in africa for more than ten years. a．absorbed b. devoted c．concentrated d．engaged 答案：b [表示“投身于，全神贯注于……”有如下结构：be absorbed in；be devoted to；be engaged in；concentrate on。故四个选项中只有devote和to搭配使用。]
